CVE-2023-49402 : Vulnerability Insights and Analysis

Understanding CVE-2023-49402

A stack overflow vulnerability was discovered in Tenda W30E V16.01.0.12(4843) through the function localMsg.

What is CVE-2023-49402?

The CVE-2023-49402 vulnerability is a stack overflow issue found in Tenda W30E V16.01.0.12(4843) due to the function localMsg.

The Impact of CVE-2023-49402

This vulnerability could allow remote attackers to execute arbitrary code or cause a denial of service by sending specially crafted messages.

Technical Details of CVE-2023-49402

This section provides in-depth technical insights into the CVE-2023-49402 vulnerability.

Vulnerability Description

The vulnerability is caused by a stack overflow while processing messages using the localMsg function in Tenda W30E V16.01.0.12(4843).

Affected Systems and Versions

The affected system is Tenda W30E V16.01.0.12(4843) running the specific software version mentioned.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by sending specially crafted messages to the affected system, triggering the stack overflow.

Mitigation and Prevention

To address CVE-2023-49402, follow these mitigation and prevention strategies.

Immediate Steps to Take

Update Tenda W30E to a non-vulnerable version or apply patches provided by the vendor.
Restrict network access to vulnerable devices.

Long-Term Security Practices

Regularly update and patch software and firmware to prevent known vulnerabilities.
Implement network segmentation to isolate critical devices from potential attacks.

Patching and Updates

Stay informed about security updates and patches released by Tenda for your W30E devices to ensure protection against CVE-2023-49402.